Pharmaceutical Grade Thiodiglycol USP from Mexico
Ultra-pure thiodiglycol meeting USP standards for use as a solvent in pharmaceutical intermediates and mustard agent synthesis precursor. HTS 2930.70.00.00 applies to this chemically defined organo-sulfur compound regardless of end use.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain FDA import alerts clearance if destined for drug manufacturing; provide DMF if applicable
• Declare precisely as 'bis(2-hydroxyethyl)sulfide' to prevent reclassification; include NMR/GC assay results
• Comply with CWC Schedule 2.B.04 controls requiring end-user certificates for dual-use chemical